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Finding the Fourth Proportional to 104,488.96, 144,203.70 and 59,174.96

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Solution

The fourth proportional to 104,488.96, 144,203.70 and 59,174.96 is: 81,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,488.96 : 144,203.70 = 59,174.96 : x
  2. Step 2: Convert to fraction form
    104,488.96/144,203.70 = 59,174.96/x
  3. Step 3: Cross multiply
    104,488.96x = 144,203.70 × 59,174.96
  4. Step 4: Simplify right side
    104,488.96x = 8,533,248,179.35
  5. Step 5: Solve for x
    x = 8,533,248,179.35/104,488.96
  6. Step 6: Final answer
    x = 81,666.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.